Image recording apparatus having a recording unit detachably ass

Details Image recording apparatus having a recording unit detachably ass Image recording apparatus having a recording unit detachably ass

1991-09-13

1992-10-06

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355210, G03G 1500

Patent

active

051536404

ABSTRACT:
A recording unit having an electrostatic latent image carrying member and a developing member, and an image recording apparatus which assembles therein the recording unit. The carrying member is supported on a first casing and the developing member is supported on a second casing pivotally connected to the first casing. The second casing has a developing position in which an opening portion for an image transfer is provided and a blockage position which closes the opening portion. A displacement member is provided between the first and the second casings for normally providing the blockage position. The image recording apparatus includes a drive member engageable with the second casing. The drive member urges the second casing toward the developing position against a biasing force of the displacement members when the recording unit is assembled into the image recording apparatus.

REFERENCES:
patent: 4462677 (1984-07-01), Onoda
patent: 4470689 (1984-09-01), Nomura et al.
patent: 4829334 (1989-05-01), Takamatsu et al.
patent: 5061959 (1991-10-01), Kinoshita et al.

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